ONA Cherry Burst - Odour Neutralising Agent Block - 225mL grow-tent-heaters Simply install a replacement probe

Simply install a replacement probe and continue monitoring your water quality without interruption

IP-67 rated to be sealed from high-volume moisture

Double temperature safety feature

✔ Pre-Assembled & Ready to Use – No complicated setup required

Plenty of ports: Five 15cm and one 20cm fan vents

ONA Cherry Burst - Odour Neutralising Agent Block - 225mL grow-tent-heaters Simply install a replacement probeIntroducing Ona Cherry Burst Odour Block 225mL Odour Neutralising Agent Solid Block is ideal for placing in internal ventilation systems to eliminate odours in office or household environments or used in small areas such as cupboards and closets or even cars and caravans (for larger space not in a ventilation system, we would recommend the gel). To use, you simply remove the lid or cover and place in the target area. The block works by surface area